After years of pleading, PlayStation users can now change their PSN IDs, a useful feature considering most users registered during their more juvenile ages and may have opted for obnoxious IDs. Like with all things Sony, however, the new feature comes with a few caveats.
https://www.notebookcheck.net/After-years-of-debate-Sony-is-now-allowing-PlayStation-users-to-change-their-PSN-IDs.416180.0.html